Split a string by word after $x amount of characters

string-split-by-word-after-x-characters.php

<?php

function splitStringByWords($x, $string) {
  //Convert the string
  $converted_string = explode( "\n", wordwrap( $string, $x));
  //Return the array of split strings
  return $converted_string;
}

//Number of characters the split will occur after
$x = 15;
//Set the string variable that will be passed to the function
$string = 'Here is my text string, you can use what ever string you would like here';

//Run the function
$split_word_group = splitStringByWords($x, $string);


//Access the data by using the array object 
echo $split_word_group[0] . '<br>';
/* Outputs the following:
Here is my text
*/

//Loop the array
for($i=0; $i < count($split_word_group); $i++) {
  echo $split_word_group[$i];
  echo '<br>';
}
/* Outputs the following:
Here is my text
string, you can
use what ever
string you
would like here
*/